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   "source": [
    "#load \"..\\Extension\\LoadBaseTool.csx\"\n",
    "using BaseTool;"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
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     "language": "csharp"
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   "source": [
    "public void ShowList(params uint[] _array)\n",
    "{\n",
    "    if(_array is null) \n",
    "    { \n",
    "        Console.WriteLine(\"Array is Null\"); \n",
    "        return; \n",
    "    }\n",
    "\n",
    "    Console.WriteLine($\"Array Length is {_array.Length}\"); \n",
    "}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "dotnet_interactive": {
     "language": "csharp"
    },
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   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Array is Null\n",
      "Array Length is 0\n",
      "Array Length is 1\n"
     ]
    }
   ],
   "source": [
    "ShowList(null);\n",
    "ShowList();\n",
    "ShowList(1);"
   ]
  }
 ],
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